Question
Harry's colour printer takes 14 minute to print one large photograph. Harry set the colour printer to print 20 such large photographs continuously. What is the latest time Harry must start printing so that the photographs are printed by 10.20 p.m?
2 m

Click button first when a symbol is required. X

Harry's colour printer takes 14 minute to print one large photograph. Harry set the colour printer to print 20 such large photographs continuously. What is the latest time Harry must start printing so that the photographs are printed by 10.20 p.m?